#include <stdio.h>

int main(int argc, char const *argv[])
{
    /* 打印9 9乘法表*/
    for (int i = 1; i <= 9; i++)
    {
        for (int j = 1; j <= i; j++)
        {
            printf("%d x %d = %d \t",j,i,j*i);
        }
        printf("\n");
    }
    
    return 0;
}
